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A comment on China laying tracks for 1,000km/h maglev trains. Parent comment

Re:China laying tracks for 1,000km/h maglev trains by jdnenej on Friday October 04, 2019 @07:37AM (#21156610)
If we are factoring in imaginary future tech then someone could invent carbon neutral trains
[ Parent | on HN ]
Re:China laying tracks for 1,000km/h maglev trains by mac01021 on Friday October 04, 2019 @08:31AM (#21156965)
That's theoretically true, but more far-fetched considering the amount of steel involved.

Synthesizing jet fuel from atmospheric carbon, directly or indirectly, is an active area of research and will likely happen at some point.

[ Parent | on HN ]